Monarch Joint Venture Blog

Eastern Monarch Butterfly Population Decreases In the 2022-2023 Overwintering Season
Categories
- Population Trends
- Important Monarch News

The IUCN’s Migratory Monarch Announcement: What it Means (and Doesn’t Mean)
Categories
- Important Monarch News
The International Union for the Conservation of Nature announced the addition of migratory monarchs to their red list of threatened species as "endangered." Read More

Eastern Monarch Population Holds Steady at 2.84 Hectares
Categories
- Population Trends
- Important Monarch News
Eastern monarch population shows very slight increase after 26% decline last year Read More

2021 Thanksgiving Count Shows Almost 250,000 Overwintering Western Monarchs: Let’s Celebrate, and then Get to Work
Categories
- Community Science
- Migration
- Population Trends
- Important Monarch News
With the 2021 Thanksgiving Count showing almost 250,000 overwintering western monarchs, conservationists are relieved, and also scratching their heads. Read More

FAQ: December 2020 ESA Listing Decision for Monarch Butterflies
Categories
- Important Monarch News
Check out our FAQ about the recent decision by the USFWS that listing the monarch butterfly under the Endangered Species Act is warranted but precluded. Read More